IP Library Granted Patent US 9,206,126
Granted Patent B2
US 9,206,126 · App. 14/018,993 · Granted Dec 8, 2015

Phenicol antibacterial agents

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Quick Facts
Patent No.
US 9,206,126
App. No.
14/018,993
Granted
Dec 8, 2015
Kind
B2
Abstract

The present invention provides novel phenicol derivatives, their use for the treatment of infections in mammals, pharmaceutical composition containing these novel compounds, and methods for the preparation of the compounds of formula I

Claims (11)

1. A compound of formula

its enantiomers, diastereomers, or pharmaceutical acceptable salts thereof wherein:

W is —H or —PO(OH) 2 ; and

X and Y are each independently halo.

2. A pharmaceutical composition comprising a compound of claim 1 , or a pharmaceutically acceptable salt thereof and a pharmaceutically acceptable carrier.

3. A compound selected from the group consisting of:

2,2-difluoro-N-((1R,2S)-3-fluoro-1-hydroxy-1-(4-(6-(3-hydroxyoxetan-3-yl)pyridin-3-yl)phenyl)propan-2-yl)acetamide;

3-[5-(4-{(1R,2S)-2-[(difluoroacetyl)amino]-3-fluoro-1-hydroxypropyl}phenyl)pyridin-2-yl]oxetan-3-yl dihydrogen phosphate;

(1R,2S)-2-[(difluoroacetyl)amino]-3-fluoro-1-{4-[6-(3-hydroxyoxetan-3-yl)pyridin-3-yl]phenyl}propyl dihydrogen phosphate; and

2,2-dichloro-N-[(1S,2R)-1-(fluoromethyl)-2-{4-[6-(3-hydroxyoxetan-3-yl)pyridin-3-yl]phenyl}-2-hydroxyethyl]acetamide.

4. A compound which is 2,2-difluoro-N-((1R,2S)-3-fluoro-1-hydroxy-1-(4-(6-(3-hydroxyoxetan-3-yl)pyridin-3-yl)phenyl)propan-2-yl)acetamide.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 13, 2015
From: ZOETIS LLC
To: ZOETIS SERVICES LLC
Reel/Frame 035651/0817 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 24, 2013
From: BILLEN, DENIS; GOODWIN, RICHARD M.; JOHNSON, PAUL D.; MADDUX, TODD M.; SHEEHAN, SUSAN MARY KULT; VAIRAGOUNDAR, RAJENDRAN
To: ZOETIS LLC
Reel/Frame 031471/0429 →